<div xmlns:f="http://java.sun.com/jsf/core"
     xmlns:h="http://java.sun.com/jsf/html">
    <h:outputFormat value="The value of π is {0} and 2 x π is {1}.">
        <f:param value="#{compute.pi}"/>
        <f:param value="#{compute.pi + compute.pi}"/>
    </h:outputFormat>
</div>